113924817405 has 24 divisors (see below), whose sum is σ = 225679638912. Its totient is φ = 52079916384.

The previous prime is 113924817397. The next prime is 113924817427. The reversal of 113924817405 is 504718429311.

113924817405 is a `hidden beast` number, since 1 + 13 + 92 + 481 + 74 + 0 + 5 = 666.

It is not a de Polignac number, because 113924817405 - 2³ = 113924817397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180832729 + ... + 180833358.

It is an arithmetic number, because the mean of its divisors is an integer number (9403318288).

Almost surely, 2^113924817405 is an apocalyptic number.

113924817405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113924817405 is a deficient number, since it is larger than the sum of its proper divisors (111754821507).

113924817405 is a wasteful number, since it uses less digits than its factorization.

113924817405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361666105 (or 361666102 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 113924817405 in words is "one hundred thirteen billion, nine hundred twenty-four million, eight hundred seventeen thousand, four hundred five".